BE775934Q - Purification de vapeurs contenant des composes fluores - Google Patents

Purification de vapeurs contenant des composes fluores

Info

Publication number
BE775934Q
BE775934Q BE775934A BE775934A BE775934Q BE 775934 Q BE775934 Q BE 775934Q BE 775934 A BE775934 A BE 775934A BE 775934 A BE775934 A BE 775934A BE 775934 Q BE775934 Q BE 775934Q
Authority
BE
Belgium
Prior art keywords
purification
containing fluorine
fluorine compounds
vapors containing
vapors
Prior art date
Application number
BE775934A
Other languages
English (en)
French (fr)
Inventor
Mitchell Ltd. L.A.
Original Assignee
A P V Mitchell Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by A P V Mitchell Ltd filed Critical A P V Mitchell Ltd
Application granted granted Critical
Publication of BE775934Q publication Critical patent/BE775934Q/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/08—Compounds containing halogen
    • C01B33/10—Compounds containing silicon, fluorine, and other elements
    • C01B33/103—Fluosilicic acid; Salts thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/2343—Concentration concomitant with purification, e.g. elimination of fluorine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
BE775934A 1967-05-03 1971-11-26 Purification de vapeurs contenant des composes fluores BE775934Q (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB20419/67A GB1179366A (en) 1967-05-03 1967-05-03 Purification of Vapours Containing Fluorine Compounds

Publications (1)

Publication Number Publication Date
BE775934Q true BE775934Q (fr) 1972-03-16

Family

ID=10145654

Family Applications (1)

Application Number Title Priority Date Filing Date
BE775934A BE775934Q (fr) 1967-05-03 1971-11-26 Purification de vapeurs contenant des composes fluores

Country Status (6)

Country Link
US (1) US3512341A (de)
BE (1) BE775934Q (de)
DE (1) DE1767323C3 (de)
FR (1) FR1572450A (de)
GB (1) GB1179366A (de)
SE (1) SE346523B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3811246A (en) * 1973-01-16 1974-05-21 W Erickson Closed loop system for the elimination of fluorine pollution from phosphoric plants
US4269609A (en) * 1980-01-31 1981-05-26 Basf Aktiengesellschaft Isolating fluorine compounds from the vapors obtained when evaporatively concentrating phosphoric acid
US6179901B1 (en) * 1999-06-14 2001-01-30 Louis J. Lamb Apparatus and method for producing HF from phosphate rock
DE10118383A1 (de) * 2001-04-12 2002-10-24 Basf Ag Verfahren zur Herstellung von hochreiner Salpetersäure
ES2300201B1 (es) * 2006-11-15 2009-06-05 Casals Cardona Industrial, S.A. Procedimiento de depuracion de gases residuales que contienen metil mercaptano, particulas solidas y tetrafluoruro de silicio, con produccion de un efluente revalorizable.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL267418A (de) * 1960-08-01
US3258308A (en) * 1965-08-02 1966-06-28 Hooker Chemical Corp Process for the treatment of waste gases
US3415039A (en) * 1965-11-03 1968-12-10 Whiting Corp Method and apparatus for the recovery of fluorine

Also Published As

Publication number Publication date
DE1767323A1 (de) 1972-04-20
GB1179366A (en) 1970-01-28
SE346523B (de) 1972-07-10
US3512341A (en) 1970-05-19
FR1572450A (de) 1969-06-27
DE1767323B2 (de) 1974-08-22
DE1767323C3 (de) 1975-04-17

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